The standard G6PD test (SD biosensor) shows good repeatability and reproducibility in a multi-laboratory comparison by Ley, B, Satyagraha, AW, Kibria, MG, Armstrong, J, Bizij, G, Bancone, G, Wojnarski, M, Bei, AK, Brito, M, Domingo, G, Ding, X, von Fricken, M, Gornsawun, G, Lam, B, Menard, D, Pal, S, Parikh, S, Panggalo, LV, Pfeffer, D, Price, RN, Orfano, ADS, Wade, M, Worachet, K, Monteiro, W, Yar, A, Alam, MS, Howes, RE